Close with Code Change in Fabric OS v6.4.0c
Fabric OS v6.4.1 Release Notes v1.0 Page 49 of 62
Defect ID: DEFECT000307117 Technical Severity: Medium
Summary: Unable to form an ISL with AP7420 platform
Symptom: A switch running FOS6.4.0 cannot form an ISL with AP7420 platform
Workaround: Connect AP7420 to a platform that is running an earlier release of FOS than FOS6.4.0
(e.g. FOS6.3.0).
Feature: FC Services
Function: Fabric
Probability: Low
Found in Release: FOS6.4.0
Defect ID: DEFECT000308461 Technical Severity: Medium
Summary: Error in thresholding logic for port state change events prevents thresholding condition
from being reported properly.
Symptom: Fabric watch does not detect the condition and generate the correct warning messages for
port thresholding events. Customer only sees SNMP-1008 messages indicating "...Last
device change happened at HH:MM:SS..." but no thresholding event indicating the count is
above the threshold.
Feature: FABRIC WATCH
Function: CLI
Probability: Low
Found in Release: FOS6.4.0
Defect ID: DEFECT000308734 Technical Severity: Medium
Summary: Backup/Restore job fails with FICON tape read extension
Symptom: Restore job fails with invalid record id
Workaround: Disable / don't enable FICON emulation for tape jobs
Feature: FCIP
Function: FCIP I/O
Probability: Medium
Found in Release: FOS6.4.0
Defect ID: DEFECT000312245 Technical Severity: Medium
Summary: Path not brought online after path deactivation/reactivation in a large heavily loaded FICON
tape emulation configuration
Symptom: Unable to vary paths back online after offline.
Workaround: When FICON path control blocks are stuck at invalid state, disable the tunnel. If issues
are occurring with FICON emulation and ESCON devices, disable FICON Emulation. In the
case of the failed tape job, resubmit it.
Feature: FCIP
Function: Emulation
Probability: Medium
Found in Release: FOS6.4.0
